Xbox Controller Prototype by CNC milling & 3D Printing - 3ERP
Microsoft Prototype for Project xCloud Shows Split Xbox Controller for Smartphones - WinBuzzer
The recently revealed original Xbox controller prototypes keep up a fine tradition of absurdity | Eurogamer.net
A New Direction for Game Controllers – UNews Archive
Take a look at the next PlayStation's prototype controller (update: second photo) | Engadget
Check Out This Early Wii U GamePad Prototype - IGN
How to design a gamepad: A look at Valve's Steam Controller prototypes | Extremetech
Video Game Preservationist Finds Rare Prototype N64 Controller And The Joystick That Should Have Been
Steam Controller prototype version 2 impressions: Buttoned up | Ars Technica
Nintendo shows off new Wii U GamePad, social features and video chat
Alienware's gaming controller prototype is what Microsoft should've built ages ago | TechRadar
61 – Gamepad Prototype | Imagine Earth
Here's the latest Steam Controller prototype - GameSpot
The gamepad of the future goes on show at CES 2023
Nintendo's Wii U GamePad prototype was two Wii Remotes taped to a monitor | Eurogamer.net
Microsoft is testing a prototype of new Xbox gamepad, Supports haptic feedback and equipped with trackpad - TechGoing
I've compared the prototype E3 gamepad against the retail version. Nintendo did make some changes after the E3 in 2011 when they exhibited the console. : r/wiiu
Photo surfaces of first 'Made for iPhone' game controller prototype
Gamepad, Keys, and Voice Component Triggers in Adobe XD - YouTube
ProtoPie | High-Fidelity Prototyping Tool for Game Design
Wii U GamePad - Wikipedia
Wii U GamePad - Wikipedia
Valve offers a "different kind of gamepad" with Steam Controller | GamesIndustry.biz
